YOU SAID:

Go to the store and buy three gallons of whole milk

INTO JAPANESE

店に行き、3ガロンの全乳を買う

BACK INTO ENGLISH

go to the store and buy 3 gallons of whole milk

INTO JAPANESE

店に行って3ガロンの全乳を買う

BACK INTO ENGLISH

go to the store and buy 3 gallons of whole milk